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General
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Target
737d6ccf608a12eee75a0451b10b982db7406a3930b07039103e64802b3e9bbd.exe
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Size
852KB
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Sample
240517-bzlv2sbb7z
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MD5
f658555b9922ffdbadcf27a7cf6a6338
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SHA1
b3f0ee363e1f8e2336d20d5eb127e0fb4a8fecad
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SHA256
737d6ccf608a12eee75a0451b10b982db7406a3930b07039103e64802b3e9bbd
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SHA512
340c779d871441d87360d461ce7d6290deabdc2efd11440d160e85d07bf37b64f845b6ae1c0ccc64b834c53acacc20dbae6dc0cc3e1c7ae1aaa242e42971847a
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SSDEEP
24576:zmeb4lTN8+WgtV3+vlpu2ostSDuFMd/GlPb:zv4lq6lss23tSTd/GlP
Static task
static1
Behavioral task
behavioral1
Sample
737d6ccf608a12eee75a0451b10b982db7406a3930b07039103e64802b3e9bbd.exe
Resource
win7-20240221-en
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
ifeanyi@12
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
ifeanyi@12 - Email To:
[email protected]
Targets
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Target
737d6ccf608a12eee75a0451b10b982db7406a3930b07039103e64802b3e9bbd.exe
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Size
852KB
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MD5
f658555b9922ffdbadcf27a7cf6a6338
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SHA1
b3f0ee363e1f8e2336d20d5eb127e0fb4a8fecad
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SHA256
737d6ccf608a12eee75a0451b10b982db7406a3930b07039103e64802b3e9bbd
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SHA512
340c779d871441d87360d461ce7d6290deabdc2efd11440d160e85d07bf37b64f845b6ae1c0ccc64b834c53acacc20dbae6dc0cc3e1c7ae1aaa242e42971847a
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SSDEEP
24576:zmeb4lTN8+WgtV3+vlpu2ostSDuFMd/GlPb:zv4lq6lss23tSTd/GlP
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4.
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Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
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Detects executables referencing Windows vault credential objects. Observed in infostealers
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Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
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Detects executables referencing many email and collaboration clients. Observed in information stealers
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Detects executables referencing many file transfer clients. Observed in information stealers
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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